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dekker.one
1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Mikael Lagerkvist <lagerkvist@gecode.org>
5 *
6 * Copyright:
7 * Mikael Lagerkvist, 2005
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
16 * without limitation the rights to use, copy, modify, merge, publish,
17 * distribute, sublicense, and/or sell copies of the Software, and to
18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be
22 * included in all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 *
32 */
33
34#include <gecode/int/cumulatives.hh>
35
36namespace Gecode {
37
38 using namespace Int;
39
40 namespace {
41 ViewArray<IntView>
42 make_view_array(Space& home, const IntVarArgs& in) {
43 return ViewArray<Int::IntView>(home, in);
44 }
45
46 ViewArray<ConstIntView>
47 make_view_array(Space& home, const IntArgs& in) {
48 ViewArray<Int::ConstIntView> res(home, in.size());
49 for (int i=0; i<in.size(); i++) {
50 Int::Limits::check(in[i],"Int::cumulatives");
51 res[i] = Int::ConstIntView(in[i]);
52 }
53
54 return res;
55 }
56
57 template<class In> class ViewType;
58
59 template<>
60 class ViewType<IntArgs> {
61 public:
62 typedef Int::ConstIntView Result;
63 };
64
65 template<>
66 class ViewType<IntVarArgs> {
67 public:
68 typedef Int::IntView Result;
69 };
70
71 template<class Machine, class Processing, class Usage>
72 void
73 post_cumulatives(Home home, const Machine& m,
74 const IntVarArgs& s, const Processing& p,
75 const IntVarArgs& e, const Usage& u,
76 const IntArgs& c, bool at_most,
77 IntPropLevel) {
78 if (m.size() != s.size() ||
79 s.size() != p.size() ||
80 p.size() != e.size() ||
81 e.size() != u.size())
82 throw Int::ArgumentSizeMismatch("Int::cumulatives");
83 GECODE_POST;
84
85 ViewArray<typename ViewType<Machine>::Result>
86 vm = make_view_array(home, m);
87 ViewArray<typename ViewType<Processing>::Result>
88 vp = make_view_array(home, p);
89 ViewArray<typename ViewType<Usage>::Result>
90 vu = make_view_array(home, u);
91 ViewArray<IntView>
92 vs = make_view_array(home, s),
93 ve = make_view_array(home, e);
94
95 SharedArray<int> c_s(c.size());
96 for (int i=0; i<c.size(); i++)
97 c_s[i] = c[i];
98
99 // There is only the value-consistent propagator for this constraint
100 GECODE_ES_FAIL((Int::Cumulatives::Val<
101 typename ViewType<Machine>::Result,
102 typename ViewType<Processing>::Result,
103 typename ViewType<Usage>::Result,
104 IntView>::post(home, vm,vs,vp,ve,vu,c_s,at_most)));
105
106 }
107 }
108
109 void
110 cumulatives(Home home, const IntVarArgs& m,
111 const IntVarArgs& s, const IntVarArgs& p,
112 const IntVarArgs& e, const IntVarArgs& u,
113 const IntArgs& c, bool at_most,
114 IntPropLevel cl) {
115 post_cumulatives(home, m, s, p, e, u, c, at_most, cl);
116 }
117
118 void
119 cumulatives(Home home, const IntArgs& m,
120 const IntVarArgs& s, const IntVarArgs& p,
121 const IntVarArgs& e, const IntVarArgs& u,
122 const IntArgs& c, bool at_most,
123 IntPropLevel cl) {
124 post_cumulatives(home, m, s, p, e, u, c, at_most, cl);
125 }
126
127 void
128 cumulatives(Home home, const IntVarArgs& m,
129 const IntVarArgs& s, const IntArgs& p,
130 const IntVarArgs& e, const IntVarArgs& u,
131 const IntArgs& c, bool at_most,
132 IntPropLevel cl) {
133 post_cumulatives(home, m, s, p, e, u, c, at_most, cl);
134 }
135
136 void
137 cumulatives(Home home, const IntArgs& m,
138 const IntVarArgs& s, const IntArgs& p,
139 const IntVarArgs& e, const IntVarArgs& u,
140 const IntArgs& c, bool at_most,
141 IntPropLevel cl) {
142 post_cumulatives(home, m, s, p, e, u, c, at_most, cl);
143 }
144
145 void
146 cumulatives(Home home, const IntVarArgs& m,
147 const IntVarArgs& s, const IntVarArgs& p,
148 const IntVarArgs& e, const IntArgs& u,
149 const IntArgs& c, bool at_most,
150 IntPropLevel cl) {
151 post_cumulatives(home, m, s, p, e, u, c, at_most, cl);
152 }
153
154 void
155 cumulatives(Home home, const IntArgs& m,
156 const IntVarArgs& s, const IntVarArgs& p,
157 const IntVarArgs& e, const IntArgs& u,
158 const IntArgs& c, bool at_most,
159 IntPropLevel cl) {
160 post_cumulatives(home, m, s, p, e, u, c, at_most, cl);
161 }
162
163 void
164 cumulatives(Home home, const IntVarArgs& m,
165 const IntVarArgs& s, const IntArgs& p,
166 const IntVarArgs& e, const IntArgs& u,
167 const IntArgs& c, bool at_most,
168 IntPropLevel cl) {
169 post_cumulatives(home, m, s, p, e, u, c, at_most, cl);
170 }
171
172 void
173 cumulatives(Home home, const IntArgs& m,
174 const IntVarArgs& s, const IntArgs& p,
175 const IntVarArgs& e, const IntArgs& u,
176 const IntArgs& c, bool at_most,
177 IntPropLevel cl) {
178 post_cumulatives(home, m, s, p, e, u, c, at_most, cl);
179 }
180
181}
182
183// STATISTICS: int-post